There are total 13 hours or 780 minutes from 7am to 8pm. In words, this duration is equal to thirteen hours or seven hundred eighty minutes.
How many hours from
| 5AM to 9PM | 11PM to 4PM | 2PM to 9AM |
| 2AM to 2PM | 9PM to 11PM | 3AM to 8AM |
| 10PM to 3AM | 2AM to 10PM | 1AM to 11AM |
| 9AM to 6AM | 4AM to 11PM | 2AM to 10PM |
| 5AM to 8AM | 7AM to 11PM | 6AM to 3PM |
| 8AM to 8PM | 7AM to 2PM | 5PM to 10AM |
